Barometric relief air zone damper



FIG. 1 is a front elevation view of a barometric relief air zone damper.

FIG. 2 is a back elevation view of the barometric relief air zone damper shown in FIG. 1.

FIG. 3 is side elevation view taken from the right side of FIG. 1.

FIG. 4 is a side elevation view taken from the left side of FIG. 1.

FIG. 5 is a top plan view of the barometric relief air zone damper shown in FIG. 1.

FIG. 6 is a bottom plan view of the barometric relief air zone damper shown in FIG. 1; and,

FIG. 7 is a perspective view taken from the upper front right of the barometric relief air zone damper shown in FIG. 1.

The portions of the drawings shown in broken lines are hereby disclaimed as forming no part of the claimed design. 

CLAIM I claim the ornamental design for a barometic relief air zone damper, as shown and described. 